Home / 2,639,877.04-3,959,830.14-956,936.80

Finding the Fourth Proportional to 2,639,877.04, 3,959,830.14 and 956,936.80

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Solution

The fourth proportional to 2,639,877.04, 3,959,830.14 and 956,936.80 is: 1,435,410.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,877.04 : 3,959,830.14 = 956,936.80 : x
  2. Step 2: Convert to fraction form
    2,639,877.04/3,959,830.14 = 956,936.80/x
  3. Step 3: Cross multiply
    2,639,877.04x = 3,959,830.14 × 956,936.80
  4. Step 4: Simplify right side
    2,639,877.04x = 3,789,307,182,715.15
  5. Step 5: Solve for x
    x = 3,789,307,182,715.15/2,639,877.04
  6. Step 6: Final answer
    x = 1,435,410.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.